MultiSelector.IsUpdatingSelectedItems Property

Definition

Namespace:

System.Windows.Controls.Primitives

Assembly:

PresentationFramework.dll

Gets a value that indicates whether the MultiSelector is currently performing a bulk update to the SelectedItems collection.

protected:
 property bool IsUpdatingSelectedItems { bool get(); };

protected bool IsUpdatingSelectedItems { get; }

member this.IsUpdatingSelectedItems : bool

Protected ReadOnly Property IsUpdatingSelectedItems As Boolean

Property Value

Boolean

true if the MultiSelector is currently performing a bulk update to the SelectedItems collection; otherwise, false.

Examples

The following example shows how to use the IsUpdatingSelectedItems property in a class derived from MultiSelector.

if (!this.IsUpdatingSelectedItems)
{
    this.BeginUpdateSelectedItems();
    foreach (object item in itemsToAdd)
    {
        this.SelectedItems.Add(item);
    }
    this.EndUpdateSelectedItems();
}

Remarks

The BeginUpdateSelectedItems method sets IsUpdatingSelectedItems to true. The EndUpdateSelectedItems method sets IsUpdatingSelectedItems to false.